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Finding the Fourth Proportional to 173,353.80, 259,901.10 and 73,432.20

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Solution

The fourth proportional to 173,353.80, 259,901.10 and 73,432.20 is: 110,093.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,353.80 : 259,901.10 = 73,432.20 : x
  2. Step 2: Convert to fraction form
    173,353.80/259,901.10 = 73,432.20/x
  3. Step 3: Cross multiply
    173,353.80x = 259,901.10 × 73,432.20
  4. Step 4: Simplify right side
    173,353.80x = 19,085,109,555.42
  5. Step 5: Solve for x
    x = 19,085,109,555.42/173,353.80
  6. Step 6: Final answer
    x = 110,093.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.